Before they were TV stars, The Chipmunks were rendered as rodents - not what you want around the house on Christmas morning. Their look was soon softened, making them appear less likely to chew up your furniture. They got more human-looking over the years, complete with five fingers on each hand and less pronounced snouts. By 2015, they were wearing shoes - apparently these chipmunks don't have to climb trees.
Joni Mitchell's "Big Yellow Taxi" is about the commercialization of Hawaii. On her first trip to the islands, she looked out of her hotel window and saw a parking lot as far as the eye could see.
Musically, the Twisted Sister song "We're Not Gonna Take It" is based on the Christmas tune "O Come All Ye Faithful."
Cheap Trick hated the ballad "The Flame" but recorded it because they needed a hit, and the song delivered, going to #1.
"The Best" by Tina Turner was originally recorded by Bonnie Tyler; Turner's hit version added a bridge and a saxophone solo by Edgar Winter.
Lorde was 16 years and 11 months old when "Royals" topped the Hot 100. In doing so she became the youngest ever solo artist to write and perform a #1 hit.
The song "Grease," sung by Frankie Valli in the 1978 movie, was written by Barry Gibb of The Bee Gees.
Fiona's highly-anticipated third album almost didn't make it. Here's how it finally came together after two years and a leak.
Brian has unearthed outtakes by Fleetwood Mac, Aretha Franklin, Elvis Costello and hundreds of other artists for reissues. Here's how he does it.
The "All I Want" singer went through a long depression, playing some shows when he didn't want to be alive.
Did Marvin try out with the Detroit Lions? Did he fake crazy to get out of military service? And what about the cross-dressing?
Deep Purple's guitarist since 1994, Steve talks about writing songs with the band and how he puts his own spin on "Smoke On The Water."
You know the scenes - Tom Cruise in his own pants-off dance off, Molly Ringwald celebrating her birthday - but do you remember what song is playing?